Document

I, Oryan Duff, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

c.I consent to the use of my name, or any quotation from or summarization in the Document of the parts of the Project Memorandum for which I am responsible, to the filing of the Project Memorandum as an exhibit to the Document, and to the incorporation of such information into the following registration statements: Nos. 333-260777, 333-175087, 333-177251, 333-

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

d.I confirm that I have read the Document, and that the Document fairly and accurately reflects, in the form and context in which it appears, the information in the Project Memorandum or in the part(s) thereof for which I am responsible.

Lorelei Duke, Senior Manager Geotechnical Engineering & Planning The Mosaic Company

I, Lorelei Duke, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS), License #13944

I, Aimee Ottenbreit, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS), License #13249

I, Jason Polvi, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

I, Grant Shaver, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS), License #14724

I, Monica Tochor, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS) License #12338

David Vaughn, Professional Engineer Senior Manager, Mine Engineering The Mosaic Company

I, David Vaughn, state that I am responsible for preparing or supervising the preparation of part(s) of the 2025 Mineral Resource Mineral Reserve Update (MRMR) Memorandum for the Esterhazy Potash Facility with an effective date of December 31, 2025, as signed and certified by me (the “Project Memorandum”).

a.I consent to the public filing of the Project Memorandum by The Mosaic Company;

b.the document that the Project Memorandum supports is the annual report on Form 10-K for the year ended December 31, 2025 (the “Document”);

216133 and 333-291349 on Form S-3, and registration statements Nos. 333-120501, 333-

120503, 333-120878, 333-142268, 333-198332 and 333-272271 on Form S-8; and

Association of Professional Engineers and Geoscientists of Saskatchewan (APEGS) License #35243